STM8S的时钟配置通过:CLK_CKDIVR寄存器,而CLK_CKDIVR一个是配置HSI分频,另一个是配置CPU的分频 static void CLK_Config(void) { CLK_DeInit(); /* Clock divider to HSI/1 */ CLK_HSIPrescalerConfig(CLK_PRESCALER_HSIDIV1);// 只配置HSI分频率,CPU分频率1 /* Output Fcpu on CLK_CCO pin */ CLK_...